As per your requirement you want to build Service Provider Application.
Let's connect & discuss the each and every functionality in detail,So we will get clear idea about your requirement & can give you BEFlere
As per your well-described job description, I completely understood that you want to build a service booking mobile application.
Here in the application there will 3 users type:
I have read project description about Service provider application. Have a look similar application we are working on [url removed, login to view]
Have a look Help Around app in Android
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